From: Greg A. Woods (woodsweird.com)
Date: Mon Feb 02 2004 - 15:24:05 CST

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[ On Sunday, February 1, 2004 at 22:27:53 (-0500), Paul Robertson wrote: ]
> Subject: Re: OT-Fail over servers
>
> If you mean "more than one place to accept mail," SMTP allows you to have
> multiple MX hosts, and most places have two or three. It's not as
> important as it once was, as most places will happily queue outbound mail
> for a few days.

And of course RFC 2821 _strongly_ suggests 4-5 days as the _minimum_
queue duration:

   Retries continue until the message is transmitted or the sender gives
   up; the give-up time generally needs to be at least 4-5 days. The
   parameters to the retry algorithm MUST be configurable.

--
                                                Greg A. Woods

+1 416 218-0098 VE3TCP RoboHack <woodsrobohack.ca>
Planix, Inc. <woodsplanix.com> Secrets of the Weird <woodsweird.com>

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